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| Type | Company |
| Location | Chicago (United States) |
| Founding | 1847 |
| Industry | Publishing Industry |
| Holdings | Newspaper clippings: 1962-2005 Annual reports: 1989-1995 |
| includes | Chicago Daily Tribune; Chicago Tribune |
| URI | https://pm20.zbw.eu/folder/co/022607 |
| ID | co/022607 |